:root {
      --charcoal: #171A1E;
      --anthracite: #2A2E33;
      --copper: #B86532;
      --copper-dark: #8F4824;
      --steel: #8D949A;
      --off-white: #F3F0EA;
      --text-dark: #171A1E;
      --text-light: #F3F0EA;
      --muted-dark: #5F6265;
      --line-light: rgba(23, 26, 30, 0.18);
      --line-dark: rgba(243, 240, 234, 0.20);
      --title-font: "Bahnschrift Condensed", "Aptos Narrow", "Arial Narrow", "Roboto Condensed", sans-serif;
      --text-font: "Source Sans 3", "Segoe UI", Arial, sans-serif;
      --page-pad: clamp(1.25rem, 4vw, 4rem);
      --max-width: 82rem;
    }

    *,
    *::before,
    *::after {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
      scroll-padding-top: 5.5rem;
    }

    body {
      margin: 0;
      overflow-x: hidden;
      color: var(--text-dark);
      background: var(--off-white);
      font-family: var(--text-font);
      font-size: 1rem;
      line-height: 1.55;
      -webkit-font-smoothing: antialiased;
    }

    body.menu-open {
      overflow: hidden;
    }

    img {
      display: block;
      max-width: 100%;
    }

    a {
      color: inherit;
    }

    button,
    input,
    select,
    textarea {
      font: inherit;
    }

    button,
    a {
      -webkit-tap-highlight-color: transparent;
    }

    :focus-visible {
      outline: 2px solid var(--copper);
      outline-offset: 4px;
    }

    .skip-link {
      position: fixed;
      z-index: 1000;
      top: 0.75rem;
      left: 0.75rem;
      padding: 0.7rem 1rem;
      color: var(--charcoal);
      background: var(--off-white);
      transform: translateY(-150%);
      transition: transform 180ms ease;
    }

    .skip-link:focus {
      transform: translateY(0);
    }

    .container {
      width: min(100%, var(--max-width));
      margin-inline: auto;
      padding-inline: var(--page-pad);
    }

    .section {
      padding-block: clamp(4.5rem, 7vw, 6.5rem);
    }

    /* Standalone pages: their lead section sits directly under the fixed header */
    .section.services,
    .section.contact,
    .section.about,
    .section.service-detail {
      padding-top: 8.5rem;
    }

    .service-detail {
      background: var(--off-white);
    }

    .section-heading {
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 2rem;
      margin-bottom: clamp(2.2rem, 4vw, 4rem);
    }

    .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 0.7rem;
      margin: 0 0 0.8rem;
      color: var(--copper-dark);
      font-size: 0.8rem;
      font-weight: 700;
      letter-spacing: 0.14em;
      text-transform: uppercase;
    }

    .section-kicker::before {
      width: 1.5rem;
      height: 2px;
      background: var(--copper);
      content: "";
    }

    h1,
    h2,
    h3,
    p {
      margin-top: 0;
    }

    h1,
    h2,
    h3 {
      font-family: var(--title-font);
      font-stretch: condensed;
      font-weight: 700;
      line-height: 0.98;
      text-transform: uppercase;
    }

    h2,
    .section-heading h1,
    .about h1,
    .contact h1 {
      max-width: 15ch;
      margin-bottom: 0;
      font-size: clamp(3rem, 4.4vw, 4rem);
      letter-spacing: 0.02em;
    }

    .section-intro {
      max-width: 37rem;
      margin: 0;
      color: var(--muted-dark);
      font-size: clamp(1rem, 1.4vw, 1.16rem);
    }

    .text-link {
      display: inline-flex;
      flex: 0 0 auto;
      align-items: center;
      gap: 0.65rem;
      padding-bottom: 0.25rem;
      border-bottom: 1px solid var(--copper);
      color: var(--copper-dark);
      font-size: 0.8rem;
      font-weight: 700;
      letter-spacing: 0.09em;
      text-decoration: none;
      text-transform: uppercase;
    }

    .text-link::after {
      content: "→";
      transition: transform 180ms ease;
    }

    .text-link:hover::after {
      transform: translateX(0.25rem);
    }

    .button {
      display: inline-flex;
      min-height: 3rem;
      align-items: center;
      justify-content: center;
      padding: 0.85rem 1.35rem;
      border: 1px solid currentColor;
      border-radius: 0;
      background: transparent;
      color: var(--charcoal);
      cursor: pointer;
      font-size: 0.82rem;
      font-weight: 700;
      letter-spacing: 0.08em;
      text-align: center;
      text-decoration: none;
      text-transform: uppercase;
      transition: color 180ms ease, background-color 180ms ease, border-color 180ms ease;
    }

    .button--primary {
      border-color: var(--copper);
      color: var(--off-white);
      background: var(--copper);
    }

    .button--primary:hover {
      border-color: var(--copper-dark);
      background: var(--copper-dark);
    }

    .button--secondary:hover {
      color: var(--off-white);
      background: var(--charcoal);
    }

    /* Header */
    .site-header {
      position: fixed;
      z-index: 1100;
      top: 0;
      right: 0;
      left: 0;
      border-bottom: 1px solid transparent;
      color: var(--text-light);
      transition: background-color 220ms ease, border-color 220ms ease;
    }

    .site-header.is-scrolled,
    .site-header.is-open,
    .site-header--solid {
      border-color: var(--line-dark);
      background: rgba(23, 26, 30, 0.97);
    }

    .header-inner {
      display: flex;
      min-height: 5.1rem;
      align-items: center;
      justify-content: space-between;
      gap: 2rem;
    }

    .brand {
      display: inline-flex;
      flex: 0 1 auto;
      align-items: center;
    }

    .brand img {
      width: 100%;
      height: auto;
    }

    .brand-desktop {
      width: 4.5rem;
    }

    .brand-mobile {
      display: none;
    }

    .nav-list {
      display: flex;
      align-items: center;
      gap: clamp(1.2rem, 2.2vw, 2.2rem);
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .nav-link {
      position: relative;
      display: inline-flex;
      padding-block: 0.7rem;
      font-size: 0.9rem;
      font-weight: 600;
      text-decoration: none;
    }

    .nav-link::after {
      position: absolute;
      right: 0;
      bottom: 0;
      left: 0;
      height: 2px;
      background: var(--copper);
      content: "";
      transform: scaleX(0);
      transform-origin: left;
      transition: transform 180ms ease;
    }

    .nav-link:hover::after,
    .nav-link.is-active::after {
      transform: scaleX(1);
    }

    .menu-button {
      display: none;
      width: 3rem;
      height: 3rem;
      padding: 0.72rem;
      border: 1px solid var(--line-dark);
      border-radius: 0;
      background: transparent;
      color: inherit;
      cursor: pointer;
    }

    .menu-button span {
      display: block;
      width: 100%;
      height: 1px;
      margin-block: 0.34rem;
      background: currentColor;
      transition: transform 180ms ease, opacity 180ms ease;
    }

    .menu-button[aria-expanded="true"] span:nth-child(1) {
      transform: translateY(0.35rem) rotate(45deg);
    }

    .menu-button[aria-expanded="true"] span:nth-child(2) {
      opacity: 0;
    }

    .menu-button[aria-expanded="true"] span:nth-child(3) {
      transform: translateY(-0.35rem) rotate(-45deg);
    }

    /* Hero */
    .hero {
      position: relative;
      display: flex;
      min-height: clamp(42rem, 76vh, 47rem);
      align-items: end;
      padding: 6rem var(--page-pad) 2.4rem;
      isolation: isolate;
    }

    .hero::before {
      position: absolute;
      z-index: -2;
      inset: 0;
      background-image:
        linear-gradient(180deg, rgba(23, 26, 30, 0.52) 0%, rgba(23, 26, 30, 0.05) 42%, rgba(23, 26, 30, 0.32) 100%),
        url("../assets/images/hero/hero-portail.webp");
      background-position: 50% 48%;
      background-size: cover;
      content: "";
    }

    .hero-panel {
      display: grid;
      width: min(100%, 70rem);
      margin-inline: auto;
      padding: clamp(1.75rem, 3vw, 2.75rem);
      border: 1px solid rgba(23, 26, 30, 0.08);
      background: var(--off-white);
      grid-template-columns: minmax(0, 1.1fr) minmax(19rem, 0.9fr);
      grid-template-areas:
        "title copy"
        "signature signature";
      column-gap: clamp(2rem, 4vw, 3.5rem);
      row-gap: 1.5rem;
      box-shadow: 0 0.5rem 1.5rem rgba(23, 26, 30, 0.08);
    }

    .hero-title-wrap {
      position: relative;
      grid-area: title;
      padding-right: clamp(1rem, 2vw, 2rem);
      border-right: 1px solid var(--line-light);
    }

    .hero-title-wrap::after {
      position: absolute;
      bottom: 0;
      left: 0;
      width: 4.3rem;
      height: 2px;
      background: var(--copper);
      content: "";
    }

    h1 {
      max-width: none;
      margin-bottom: 1.6rem;
      font-size: clamp(3.15rem, 4.2vw, 4rem);
      letter-spacing: 0.015em;
    }

    .hero-title-line {
      display: block;
    }

    h1 .accent {
      color: var(--copper-dark);
    }

    .hero-copy {
      display: flex;
      flex-direction: column;
      justify-content: center;
      grid-area: copy;
    }

    .hero-copy p {
      max-width: 35rem;
      margin-bottom: 1.8rem;
      font-size: clamp(1rem, 1.25vw, 1.08rem);
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 0.9rem;
    }

    .hero-signature {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: clamp(0.8rem, 1.8vw, 1.5rem);
      margin: 0;
      color: var(--muted-dark);
      font-size: 0.78rem;
      font-weight: 700;
      grid-area: signature;
      letter-spacing: 0.18em;
      text-align: center;
      text-transform: uppercase;
    }

    .hero-signature span {
      color: var(--copper);
    }

    /* Réalisations */
    .realisations {
      background: var(--off-white);
      padding-block: clamp(4rem, 6vw, 5.5rem) clamp(5rem, 7vw, 6.5rem);
    }

    .projects-grid {
      display: grid;
      align-items: start;
      grid-template-columns: 1.4fr 0.8fr 0.8fr;
      gap: clamp(1rem, 2vw, 2rem);
    }

    .project {
      margin: 0;
    }

    .project-image {
      overflow: hidden;
      background: var(--anthracite);
    }

    .project-image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 500ms cubic-bezier(.2,.7,.2,1);
    }

    .project:first-child .project-image {
      aspect-ratio: 1.45 / 1;
    }

    .project:not(:first-child) .project-image {
      aspect-ratio: 1 / 1.06;
    }

    .project:nth-child(2) {
      margin-top: 2.75rem;
    }

    .project:hover .project-image img {
      transform: scale(1.025);
    }

    .project figcaption {
      padding-top: 1.35rem;
      border-top: 2px solid transparent;
    }

    .project h3 {
      margin-bottom: 0.55rem;
      font-size: clamp(1.35rem, 2vw, 1.85rem);
      letter-spacing: 0.06em;
    }

    .project p {
      max-width: 31rem;
      margin-bottom: 0;
      color: var(--muted-dark);
      font-size: 0.92rem;
    }

    .projection-note {
      margin: 2rem 0 0;
      padding-top: 1rem;
      border-top: 1px solid var(--line-light);
      color: var(--muted-dark);
      font-size: 0.8rem;
      font-style: italic;
    }

    /* Services */
    .services {
      border-block: 1px solid var(--line-light);
      background: #eeeae3;
      padding-block: clamp(4.25rem, 6vw, 5.75rem);
    }

    .services-grid {
      display: grid;
      border-block: 1px solid var(--line-light);
      grid-template-columns: repeat(4, 1fr);
    }

    .service {
      display: flex;
      min-width: 0;
      flex-direction: column;
      align-items: center;
      padding: clamp(2rem, 3vw, 3rem) clamp(1.25rem, 2vw, 2rem);
      border-right: 1px solid var(--line-light);
      text-align: center;
    }

    .service:last-child {
      border-right: 0;
    }

    .service-icon {
      width: 5rem;
      height: 4.3rem;
      margin-bottom: 2rem;
      object-fit: contain;
      object-position: center;
    }

    .service h3 {
      min-height: 2.2em;
      margin-bottom: 1rem;
      font-size: clamp(1.25rem, 1.7vw, 1.65rem);
      letter-spacing: 0.045em;
    }

    .service p {
      margin-bottom: 0;
      color: var(--muted-dark);
      font-size: 0.94rem;
    }

    .service .text-link {
      margin-top: auto;
      padding-top: 1.5rem;
    }

    /* Pages détail service */
    .service-detail-intro {
      max-width: 44rem;
      margin-top: 1.5rem;
      color: var(--muted-dark);
    }

    .service-detail-gallery {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
      gap: clamp(1rem, 2vw, 2rem);
      margin-top: 2.5rem;
    }

    .service-detail-photo img {
      display: block;
      width: 100%;
      aspect-ratio: 16 / 9;
      object-fit: cover;
    }

    .service-detail-photo figcaption {
      padding-top: 0.9rem;
      color: var(--muted-dark);
      font-size: 0.88rem;
    }

    .service-carousel {
      width: 100%;
      max-width: 36rem;
      margin: 2.5rem auto 0;
    }

    .service-carousel-viewport {
      overflow: hidden;
      aspect-ratio: 16 / 9;
      border: 1px solid rgba(184, 101, 50, 0.28);
      border-radius: 4px;
      background: var(--charcoal);
    }

    .service-carousel-track {
      display: flex;
      height: 100%;
      transition: transform 700ms cubic-bezier(0.22, 1, 0.36, 1);
      will-change: transform;
    }

    .service-carousel-slide {
      position: relative;
      flex: 0 0 100%;
      height: 100%;
      margin: 0;
    }

    .service-carousel-slide img {
      display: block;
      width: 100%;
      height: 100%;
      object-fit: cover;
      object-position: center;
    }

    .service-carousel-slide figcaption {
      display: none;
    }

    .service-carousel-slide--portrait img {
      object-fit: contain;
    }

    .service-carousel-controls {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 1rem;
      margin-top: 1.1rem;
    }

    .service-carousel-arrow,
    .service-carousel-dot {
      border: 0;
      color: var(--charcoal);
      background: transparent;
      cursor: pointer;
    }

    .service-carousel-arrow {
      display: grid;
      width: 2.5rem;
      height: 2.5rem;
      place-items: center;
      border: 1px solid var(--line-light);
      font-size: 1.15rem;
      transition: border-color 180ms ease, color 180ms ease;
    }

    .service-carousel-arrow:hover,
    .service-carousel-arrow:focus-visible {
      border-color: var(--copper);
      color: var(--copper);
    }

    .service-carousel-dots {
      display: flex;
      align-items: center;
      gap: 0.65rem;
    }

    .service-carousel-counter {
      min-width: 3.5rem;
      color: var(--muted-dark);
      font-family: var(--title-font);
      font-size: 0.82rem;
      font-weight: 700;
      letter-spacing: 0.1em;
      text-align: center;
    }

    .service-carousel-dot {
      width: 0.55rem;
      height: 0.55rem;
      padding: 0;
      border-radius: 50%;
      background: rgba(23, 26, 30, 0.3);
      transition: background-color 180ms ease, transform 180ms ease;
    }

    .service-carousel-dot.is-active {
      background: var(--copper);
      transform: scale(1.35);
    }

    .service-carousel-image--motor {
      object-position: center 70%;
    }

    @media (max-width: 37.5rem) {
      .service-carousel-controls {
        gap: 0.65rem;
      }

      .service-carousel-dots {
        gap: 0.35rem;
      }

      .service-carousel-dot {
        width: 0.45rem;
        height: 0.45rem;
      }
    }

    @media (prefers-reduced-motion: reduce) {
      .service-carousel-track {
        transition: none;
      }
    }

    /* Page services structurée */
    .services-page {
      background: var(--off-white);
    }

    .services-page-container {
      width: min(100%, 73.75rem);
      margin-inline: auto;
      padding-inline: var(--page-pad);
    }

    .services-overview {
      display: flex;
      min-height: 25rem;
      align-items: end;
      padding: 8.5rem 0 3.75rem;
      border-bottom: 1px solid var(--line-light);
    }

    .services-overview h1 {
      max-width: 49rem;
      margin-bottom: 1.1rem;
      font-size: clamp(2.8rem, 5vw, 4.8rem);
      line-height: 0.98;
      text-transform: uppercase;
    }

    .services-overview-text {
      max-width: 45rem;
      margin-bottom: 1.25rem;
      color: var(--muted-dark);
      font-size: clamp(1rem, 1.4vw, 1.12rem);
    }

    .services-overview-line {
      display: block;
      width: 4.5rem;
      height: 2px;
      background: var(--copper);
    }

    .services-quick-nav {
      border-bottom: 1px solid var(--line-light);
      background: #eae6df;
    }

    .services-quick-nav-inner {
      display: flex;
      width: min(100%, 73.75rem);
      margin-inline: auto;
      padding-inline: var(--page-pad);
      overflow-x: auto;
      scrollbar-width: thin;
    }

    .services-quick-nav a {
      flex: 0 0 auto;
      padding: 1.15rem clamp(1rem, 2vw, 1.65rem);
      border-right: 1px solid var(--line-light);
      color: var(--muted-dark);
      font-size: 0.78rem;
      font-weight: 700;
      letter-spacing: 0.07em;
      text-decoration: none;
      text-transform: uppercase;
      white-space: nowrap;
    }

    .services-quick-nav a:first-child {
      border-left: 1px solid var(--line-light);
    }

    .services-quick-nav a:hover,
    .services-quick-nav a:focus-visible {
      color: var(--copper-dark);
      background: rgba(255, 255, 255, 0.35);
    }

    .services-list {
      padding-block: clamp(1rem, 2vw, 2rem);
    }

    .service-showcase {
      display: grid;
      min-height: 32rem;
      align-items: center;
      padding-block: clamp(4rem, 7vw, 6rem);
      border-bottom: 1px solid var(--line-light);
      grid-template-columns: minmax(17rem, 0.82fr) minmax(28rem, 1.18fr);
      gap: clamp(3rem, 7vw, 6rem);
      scroll-margin-top: 5.5rem;
    }

    .service-showcase--reverse .service-showcase-copy {
      order: 2;
    }

    .service-showcase--reverse .service-carousel {
      order: 1;
    }

    .service-showcase .service-carousel {
      margin: 0;
    }

    .service-showcase-number {
      display: block;
      margin-bottom: 0.7rem;
      color: var(--copper);
      font-family: var(--title-font);
      font-size: 0.9rem;
      font-weight: 700;
      letter-spacing: 0.14em;
    }

    .service-showcase-copy h2 {
      margin-bottom: 1.1rem;
      font-size: clamp(2rem, 3.3vw, 3.25rem);
      line-height: 1;
      text-transform: uppercase;
    }

    .service-showcase-copy > p {
      margin-bottom: 1.3rem;
      color: var(--muted-dark);
    }

    .service-showcase-copy ul {
      display: grid;
      margin: 0 0 1.8rem;
      padding: 0;
      list-style: none;
      gap: 0.55rem;
    }

    .service-showcase-copy li {
      display: flex;
      align-items: baseline;
      gap: 0.65rem;
      font-size: 0.94rem;
    }

    .service-showcase-copy li::before {
      width: 0.9rem;
      height: 1px;
      flex: 0 0 auto;
      background: var(--copper);
      content: "";
    }

    .service-detail-link {
      display: inline-block;
      margin-left: 1rem;
      color: var(--copper-dark);
      font-size: 0.78rem;
      font-weight: 700;
      letter-spacing: 0.07em;
      text-underline-offset: 0.3rem;
      text-transform: uppercase;
    }

    .services-final-cta {
      padding-block: clamp(3.5rem, 6vw, 5rem);
      color: var(--text-light);
      background: var(--anthracite);
    }

    .services-final-cta .services-page-container {
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 2.5rem;
    }

    .services-final-cta h2 {
      margin-bottom: 0.6rem;
      font-size: clamp(2.1rem, 4vw, 3.5rem);
      text-transform: uppercase;
    }

    .services-final-cta p {
      margin-bottom: 0;
      color: rgba(243, 240, 234, 0.72);
    }

    .services-final-actions {
      display: flex;
      flex: 0 0 auto;
      flex-wrap: wrap;
      gap: 0.8rem;
    }

    .services-final-cta .button--primary {
      color: var(--text-light);
      background: var(--copper);
    }

    .services-final-cta .button--secondary {
      border-color: rgba(243, 240, 234, 0.5);
      color: var(--text-light);
    }

    .service-detail-placeholder {
      margin-top: 2.5rem;
      padding: 2rem;
      border: 1px dashed var(--line-light);
      color: var(--muted-dark);
      font-size: 0.94rem;
      font-style: italic;
    }

    .service-detail-cta {
      margin-top: 2.5rem;
    }

    /* À propos */
    .about {
      color: var(--text-light);
      background: var(--anthracite);
      padding-block: clamp(5.25rem, 7vw, 7rem);
    }

    .about-grid {
      display: grid;
      align-items: center;
      grid-template-columns: minmax(0, 0.85fr) minmax(20rem, 1.15fr);
      gap: clamp(3rem, 8vw, 8rem);
    }

    .about-grid--solo {
      grid-template-columns: minmax(0, 1fr);
      max-width: 44rem;
    }

    .about .section-kicker {
      color: #d99469;
    }

    .about h2,
    .about h1 {
      margin-bottom: 2rem;
    }

    .about-copy > p {
      max-width: 38rem;
      margin-bottom: 2.4rem;
      color: rgba(243, 240, 234, 0.78);
      font-size: clamp(1rem, 1.4vw, 1.16rem);
    }

    .process-line {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 0.75rem;
      margin: 0;
      color: var(--text-light);
      font-size: 0.78rem;
      font-weight: 700;
      letter-spacing: 0.2em;
      text-transform: uppercase;
    }

    .process-item {
      display: inline-flex;
      align-items: center;
      gap: 0.75rem;
    }

    .process-item:not(:first-child)::before {
      width: 0.25rem;
      height: 0.25rem;
      background: var(--copper);
      content: "";
    }

    .about-visual {
      position: relative;
      align-self: center;
      aspect-ratio: 16 / 9;
      background: var(--charcoal);
      padding: 0;
    }

    .about-visual::before {
      position: absolute;
      top: 0;
      left: 0;
      width: 42%;
      height: 42%;
      border-top: 1px solid var(--copper);
      border-left: 1px solid var(--copper);
      content: none;
    }

    .about-visual img {
      width: 100%;
      height: 100%;
      object-fit: contain;
    }

    .about-visual-empty {
      width: 100%;
      aspect-ratio: 1.64 / 1;
      background: rgba(243, 240, 234, 0.04);
    }

    /* Contact */
    .contact {
      color: var(--text-light);
      background: var(--charcoal);
      padding-block: clamp(4.5rem, 6vw, 6rem);
    }

    .contact-grid {
      display: grid;
      grid-template-columns: minmax(0, 0.82fr) minmax(28rem, 1.18fr);
      gap: clamp(3rem, 6vw, 6rem);
    }

    .contact .section-kicker {
      color: #d99469;
    }

    .contact h2,
    .contact h1 {
      margin-bottom: 2rem;
    }

    .contact-lead {
      max-width: 30rem;
      margin-bottom: 2.8rem;
      color: rgba(243, 240, 234, 0.72);
      font-size: 1.08rem;
    }

    .contact-list {
      display: grid;
      margin: 0;
      gap: 0;
    }

    .contact-item {
      display: grid;
      padding-block: 1rem;
      border-top: 1px solid var(--line-dark);
      grid-template-columns: 7rem 1fr;
      gap: 1rem;
    }

    .contact-item:last-child {
      border-bottom: 1px solid var(--line-dark);
    }

    .contact-item dt {
      color: var(--steel);
      font-size: 0.75rem;
      font-weight: 700;
      letter-spacing: 0.1em;
      text-transform: uppercase;
    }

    .contact-item dd {
      margin: 0;
    }

    .contact-item a {
      text-decoration-color: rgba(184, 101, 50, 0.7);
      text-underline-offset: 0.25rem;
    }

    .contact-form {
      display: grid;
      padding: clamp(1.5rem, 3vw, 2.5rem);
      border: 1px solid var(--line-dark);
      background: var(--anthracite);
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 1.3rem 1.5rem;
    }

    .form-field {
      display: grid;
      gap: 0.5rem;
    }

    .form-field--full {
      grid-column: 1 / -1;
    }

    .form-field label {
      font-size: 0.75rem;
      font-weight: 700;
      letter-spacing: 0.09em;
      text-transform: uppercase;
    }

    .form-field input,
    .form-field select,
    .form-field textarea {
      width: 100%;
      min-height: 3.2rem;
      padding: 0.85rem 0.9rem;
      border: 1px solid rgba(243, 240, 234, 0.28);
      border-radius: 0;
      outline: 0;
      color: var(--text-light);
      background: var(--charcoal);
    }

    .form-field select {
      color-scheme: dark;
    }

    .form-field textarea {
      min-height: 7.5rem;
      resize: vertical;
    }

    .form-field input:focus,
    .form-field select:focus,
    .form-field textarea:focus {
      border-color: var(--copper);
      box-shadow: 0 0 0 1px var(--copper);
    }

    .contact-form .button {
      justify-self: start;
      margin-top: 0.3rem;
    }

    .form-status {
      min-height: 1.5rem;
      margin: 0;
      color: #e0a681;
      font-size: 0.9rem;
      grid-column: 1 / -1;
    }

    /* Footer */
    .site-footer {
      color: rgba(243, 240, 234, 0.72);
      background: #111316;
    }

    .footer-main {
      display: grid;
      align-items: center;
      padding-block: 1.8rem;
      grid-template-columns: 1fr auto;
      gap: 2rem;
    }

    .footer-brand {
      margin: 0 0 0.2rem;
      color: var(--text-light);
      font-family: var(--title-font);
      font-size: 1.2rem;
      font-weight: 700;
      letter-spacing: 0.1em;
      text-transform: uppercase;
    }

    .footer-location {
      margin: 0;
      font-size: 0.85rem;
    }

    .footer-contact {
      display: flex;
      flex-wrap: wrap;
      justify-content: flex-end;
      gap: 0.5rem 1.5rem;
      font-size: 0.85rem;
    }

    .footer-bottom {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 1.5rem;
      padding-block: 1.2rem;
      border-top: 1px solid var(--line-dark);
      font-size: 0.75rem;
      letter-spacing: 0.04em;
      text-transform: uppercase;
    }

    .footer-links {
      display: flex;
      flex-wrap: wrap;
      gap: 1.4rem;
    }

    .footer-links a,
    .footer-contact a {
      text-decoration-color: transparent;
      text-underline-offset: 0.25rem;
    }

    .footer-links a:hover,
    .footer-contact a:hover {
      text-decoration-color: var(--copper);
    }

    .credit {
      color: var(--steel);
      text-transform: lowercase;
    }

    .legal-placeholder {
      color: var(--steel);
    }

    /* Pages juridiques */
    .legal-page {
      padding: 8.5rem var(--page-pad) 6rem;
      background: var(--off-white);
    }

    .legal-layout {
      display: grid;
      width: min(100%, 76rem);
      margin-inline: auto;
      grid-template-columns: minmax(13rem, 17rem) minmax(0, 1fr);
      gap: clamp(2.5rem, 6vw, 6rem);
    }

    .legal-summary {
      position: sticky;
      top: 7rem;
      align-self: start;
      padding: 1.5rem;
      border-top: 2px solid var(--copper);
      background: #e9e5de;
    }

    .legal-summary strong {
      display: block;
      margin-bottom: 0.85rem;
      color: var(--text-dark);
      font-family: var(--title-font);
      letter-spacing: 0.08em;
      text-transform: uppercase;
    }

    .legal-summary ol {
      display: grid;
      margin: 0;
      padding-left: 1.15rem;
      gap: 0.55rem;
    }

    .legal-summary a {
      color: var(--muted-dark);
      font-size: 0.9rem;
      text-underline-offset: 0.2rem;
    }

    .legal-summary a:hover,
    .legal-summary a:focus-visible {
      color: var(--copper-dark);
    }

    .legal-content {
      min-width: 0;
    }

    .legal-content > header {
      padding-bottom: 2.25rem;
      border-bottom: 1px solid var(--line-light);
    }

    .legal-content h1 {
      max-width: 13ch;
      margin: 0.45rem 0 1rem;
      color: var(--text-dark);
      font-size: clamp(2.7rem, 6vw, 5rem);
      line-height: 0.95;
    }

    .legal-content h2 {
      margin: 0 0 1rem;
      color: var(--text-dark);
      font-size: clamp(1.65rem, 3vw, 2.4rem);
      line-height: 1.05;
    }

    .legal-content h3 {
      margin: 1.5rem 0 0.65rem;
      color: var(--text-dark);
      font-family: var(--title-font);
      font-size: 1.2rem;
      letter-spacing: 0.03em;
      text-transform: uppercase;
    }

    .legal-content section {
      padding-block: 2.25rem;
      border-bottom: 1px solid var(--line-light);
      scroll-margin-top: 7rem;
    }

    .legal-content p,
    .legal-content li,
    .legal-content dd,
    .legal-content dt,
    .legal-content td,
    .legal-content th {
      line-height: 1.65;
    }

    .legal-content p,
    .legal-content ul,
    .legal-content ol,
    .legal-content dl {
      max-width: 48rem;
    }

    .legal-content a {
      color: #8f4722;
      text-underline-offset: 0.2rem;
    }

    .legal-content a:hover,
    .legal-content a:focus-visible {
      color: var(--copper-dark);
      text-decoration-thickness: 2px;
    }

    .legal-notice,
    .legal-missing {
      padding: 1rem 1.1rem;
      border-left: 3px solid var(--copper);
      background: #eee9e2;
    }

    .legal-missing {
      color: #723315;
      font-weight: 700;
    }

    .legal-meta {
      margin: 0;
      color: var(--muted-dark);
      font-size: 0.9rem;
    }

    .legal-definition-list {
      display: grid;
      grid-template-columns: minmax(10rem, 14rem) 1fr;
      gap: 0.75rem 1.5rem;
    }

    .legal-definition-list dt {
      color: var(--text-dark);
      font-weight: 700;
    }

    .legal-definition-list dd {
      margin: 0;
    }

    .legal-table-wrap {
      max-width: 100%;
      overflow-x: auto;
      border: 1px solid var(--line-light);
    }

    .legal-table {
      width: 100%;
      min-width: 42rem;
      border-collapse: collapse;
      background: #f6f3ee;
      font-size: 0.9rem;
    }

    .legal-table th,
    .legal-table td {
      padding: 0.85rem 1rem;
      border-bottom: 1px solid var(--line-light);
      text-align: left;
      vertical-align: top;
    }

    .legal-table th {
      color: var(--off-white);
      background: var(--charcoal);
    }

    .legal-table tr:last-child td {
      border-bottom: 0;
    }

    .form-privacy-note {
      max-width: 42rem;
      margin: 0;
      color: rgba(243, 240, 234, 0.72);
      font-size: 0.82rem;
      line-height: 1.55;
      grid-column: 1 / -1;
    }

    .form-privacy-note a {
      color: #e0a681;
      text-underline-offset: 0.2rem;
    }

    @media (max-width: 52rem) {
      .legal-page {
        padding-top: 6.75rem;
      }

      .legal-layout {
        grid-template-columns: 1fr;
        gap: 2rem;
      }

      .legal-summary {
        position: static;
      }
    }

    @media (max-width: 39rem) {
      .legal-page {
        padding-bottom: 4rem;
      }

      .legal-content h1 {
        font-size: clamp(2.5rem, 13vw, 3.5rem);
      }

      .legal-definition-list {
        grid-template-columns: 1fr;
        gap: 0.2rem;
      }

      .legal-definition-list dd + dt {
        margin-top: 0.75rem;
      }

      .footer-main,
      .footer-bottom {
        align-items: flex-start;
        grid-template-columns: 1fr;
      }

      .footer-bottom {
        display: grid;
      }

      .footer-links {
        gap: 0.8rem 1.1rem;
      }
    }

    @media (max-width: 68rem) {
      .header-inner {
        min-height: 5rem;
      }

      .brand {
        width: 15.5rem;
      }

      .nav-list {
        gap: 1.25rem;
      }

      .hero {
        min-height: 42rem;
        padding-bottom: 2rem;
      }

      .hero-panel {
        grid-template-columns: 1fr 0.85fr;
      }

      .services-grid {
        grid-template-columns: repeat(2, 1fr);
      }

      .service:nth-child(even) {
        border-right: 0;
      }

      .service:nth-child(-n+2) {
        border-bottom: 1px solid var(--line-light);
      }

      .about-grid,
      .contact-grid {
        gap: clamp(3rem, 6vw, 5rem);
      }
    }

    @media (max-width: 52rem) {
      .menu-button {
        display: block;
      }

      .brand-desktop {
        display: none;
      }

      .brand-mobile {
        display: block;
        width: 4.5rem;
      }

      .site-nav {
        position: fixed;
        top: 5rem;
        right: 0;
        left: 0;
        max-height: 0;
        overflow: hidden;
        border-bottom: 1px solid transparent;
        background: rgba(23, 26, 30, 0.98);
        opacity: 0;
        visibility: hidden;
        transition: max-height 260ms ease, opacity 180ms ease, visibility 180ms ease;
      }

      .site-nav.is-open {
        max-height: calc(100vh - 5rem);
        overflow-y: auto;
        border-color: var(--line-dark);
        opacity: 1;
        visibility: visible;
      }

      .nav-list {
        display: grid;
        width: 100%;
        gap: 0;
        padding: 1.2rem var(--page-pad) 2rem;
      }

      .nav-link {
        display: flex;
        padding-block: 1rem;
        border-bottom: 1px solid var(--line-dark);
        font-size: 1rem;
      }

      .nav-link::after {
        width: 2rem;
      }

      .hero {
        min-height: 40rem;
        padding-top: 6rem;
      }

      .hero-panel {
        grid-template-columns: 1fr;
        grid-template-areas:
          "title"
          "copy"
          "signature";
      }

      .hero-title-wrap {
        padding-right: 0;
        padding-bottom: 1.25rem;
        border-right: 0;
        border-bottom: 1px solid var(--line-light);
      }

      .projects-grid {
        grid-template-columns: 1fr 1fr;
      }

      .project:first-child {
        grid-column: 1 / -1;
      }

      .project:first-child .project-image {
        aspect-ratio: 1.8 / 1;
      }

      .about-grid,
      .contact-grid {
        grid-template-columns: 1fr;
      }

      .about-visual {
        max-width: 42rem;
      }

      .contact-form {
        width: 100%;
      }
    }

    @media (max-width: 39rem) {
      :root {
        --page-pad: 1.1rem;
      }

      .section {
        padding-block: 4.25rem;
      }

      .section-heading {
        display: block;
      }

      .section-heading .text-link {
        margin-top: 1.5rem;
      }

      h2 {
        font-size: clamp(2.45rem, 14vw, 3.7rem);
      }

      .hero {
        display: block;
        min-height: 0;
        padding: 19.25rem 0 0;
      }

      .hero::before {
        bottom: auto;
        height: 21.5rem;
        background-position: 54% center;
      }

      .hero-panel {
        width: calc(100% - 1.5rem);
        margin-inline: auto;
        padding: 1.4rem;
        row-gap: 1.25rem;
        box-shadow: 0 0.4rem 1.2rem rgba(23, 26, 30, 0.08);
      }

      h1 {
        font-size: clamp(2.7rem, 11.5vw, 3.25rem);
      }

      .hero-actions {
        display: grid;
      }

      .hero-signature {
        flex-wrap: wrap;
        gap: 0.45rem 0.65rem;
        font-size: 0.75rem;
        letter-spacing: 0.08em;
      }

      .projects-grid {
        grid-template-columns: 1fr;
      }

      .project:first-child {
        grid-column: auto;
      }

      .project:nth-child(2) {
        margin-top: 0;
      }

      .project:first-child .project-image,
      .project:not(:first-child) .project-image {
        aspect-ratio: 1.3 / 1;
      }

      .services-grid {
        grid-template-columns: 1fr;
      }

      .service {
        border-right: 0;
        border-bottom: 1px solid var(--line-light);
      }

      .service:last-child {
        border-bottom: 0;
      }

      .service h3 {
        min-height: 0;
      }

      .contact-form {
        grid-template-columns: 1fr;
      }

      .form-field--full,
      .form-status {
        grid-column: auto;
      }

      .contact-item {
        grid-template-columns: 1fr;
        gap: 0.25rem;
      }

      .footer-main,
      .footer-bottom {
        display: flex;
        align-items: flex-start;
        flex-direction: column;
      }

      .footer-contact {
        justify-content: flex-start;
      }
    }

    /* Pages service enrichies */
    .service-page-shell {
      background: var(--off-white);
    }

    .service-hero-new {
      display: grid;
      width: min(100%, 73.75rem);
      min-height: min(46rem, 86vh);
      align-items: center;
      margin-inline: auto;
      padding: 8rem var(--page-pad) 3.5rem;
      grid-template-columns: minmax(0, 0.92fr) minmax(25rem, 1.08fr);
      gap: clamp(2.5rem, 6vw, 5.5rem);
    }

    .service-breadcrumb {
      display: inline-block;
      margin-bottom: 1.1rem;
      color: var(--copper-dark);
      font-size: 0.76rem;
      font-weight: 700;
      letter-spacing: 0.1em;
      text-decoration: none;
      text-transform: uppercase;
    }

    .service-hero-new h1 {
      margin-bottom: 1.25rem;
      font-size: clamp(2.9rem, 5vw, 4.8rem);
      line-height: 0.98;
      text-transform: uppercase;
    }

    .service-hero-new-copy > p {
      max-width: 37rem;
      margin-bottom: 1.8rem;
      color: var(--muted-dark);
      font-size: clamp(1rem, 1.3vw, 1.1rem);
    }

    .service-hero-actions,
    .service-quote-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 0.8rem;
    }

    .service-hero-media {
      overflow: hidden;
      aspect-ratio: 4 / 3;
      border: 1px solid var(--line-light);
      border-radius: 4px;
      background: var(--charcoal);
    }

    .service-hero-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      object-position: center;
    }

    .service-trust-strip {
      border-block: 1px solid var(--line-light);
      background: #eae6df;
    }

    .service-trust-grid {
      display: grid;
      width: min(100%, 73.75rem);
      margin-inline: auto;
      padding-inline: var(--page-pad);
      grid-template-columns: repeat(4, 1fr);
    }

    .service-trust-item {
      min-width: 0;
      padding: 1.35rem clamp(0.8rem, 2vw, 1.5rem);
      border-right: 1px solid var(--line-light);
      font-size: 0.82rem;
      font-weight: 700;
      letter-spacing: 0.05em;
      text-align: center;
      text-transform: uppercase;
    }

    .service-trust-item:first-child {
      border-left: 1px solid var(--line-light);
    }

    .service-content-section {
      width: min(100%, 73.75rem);
      margin-inline: auto;
      padding: clamp(4rem, 7vw, 6rem) var(--page-pad);
      border-bottom: 1px solid var(--line-light);
    }

    .service-content-heading {
      display: grid;
      margin-bottom: clamp(2rem, 4vw, 3.25rem);
      grid-template-columns: minmax(0, 0.8fr) minmax(18rem, 1.2fr);
      gap: clamp(2rem, 6vw, 5rem);
    }

    .service-content-heading h2,
    .service-method h2,
    .service-quote-block h2 {
      margin-bottom: 0;
      font-size: clamp(2rem, 3.5vw, 3.3rem);
      line-height: 1;
      text-transform: uppercase;
    }

    .service-content-heading p {
      margin-bottom: 0;
      color: var(--muted-dark);
    }

    .service-capabilities {
      display: grid;
      border-block: 1px solid var(--line-light);
      grid-template-columns: repeat(4, 1fr);
    }

    .service-capability {
      padding: 1.6rem 1.25rem;
      border-right: 1px solid var(--line-light);
    }

    .service-capability:last-child {
      border-right: 0;
    }

    .service-capability strong {
      display: block;
      margin-bottom: 0.45rem;
      font-family: var(--title-font);
      font-size: 1.25rem;
      letter-spacing: 0.04em;
      text-transform: uppercase;
    }

    .service-capability span {
      color: var(--muted-dark);
      font-size: 0.9rem;
    }

    .service-content-section .service-carousel {
      margin-top: 0;
    }

    .service-before-after {
      display: grid;
      max-width: 58rem;
      margin-inline: auto;
      grid-template-columns: 1fr 1fr;
      gap: 1rem;
    }

    .service-before-after figure {
      position: relative;
      margin: 0;
    }

    .service-before-after img {
      width: 100%;
      aspect-ratio: 4 / 3;
      object-fit: cover;
    }

    .service-before-after span {
      position: absolute;
      top: 0.8rem;
      left: 0.8rem;
      padding: 0.35rem 0.65rem;
      color: var(--text-light);
      background: var(--charcoal);
      font-size: 0.7rem;
      font-weight: 700;
      letter-spacing: 0.1em;
      text-transform: uppercase;
    }

    .service-method {
      display: grid;
      width: min(100%, 73.75rem);
      margin-inline: auto;
      padding: clamp(4rem, 7vw, 6rem) var(--page-pad);
      grid-template-columns: minmax(15rem, 0.7fr) minmax(0, 1.3fr);
      gap: clamp(2.5rem, 7vw, 6rem);
    }

    .service-method-steps {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
    }

    .service-method-step {
      padding: 1.4rem;
      border-top: 1px solid var(--line-light);
    }

    .service-method-step:nth-child(odd) {
      border-right: 1px solid var(--line-light);
    }

    .service-method-step span {
      display: block;
      margin-bottom: 0.4rem;
      color: var(--copper);
      font-family: var(--title-font);
      font-weight: 700;
    }

    .service-method-step strong {
      font-size: 0.92rem;
      text-transform: uppercase;
    }

    .service-quote-block {
      color: var(--text-light);
      background: var(--anthracite);
    }

    .service-quote-inner {
      display: grid;
      width: min(100%, 73.75rem);
      align-items: center;
      margin-inline: auto;
      padding: clamp(3.5rem, 6vw, 5rem) var(--page-pad);
      grid-template-columns: 1fr auto;
      gap: 2.5rem;
    }

    .service-quote-block p {
      margin: 0.8rem 0 0;
      color: rgba(243, 240, 234, 0.72);
    }

    .service-quote-block .button--primary {
      color: var(--text-light);
      background: var(--copper);
    }

    .service-quote-block .button--secondary {
      border-color: rgba(243, 240, 234, 0.5);
      color: var(--text-light);
    }

    .service-faq {
      width: min(100%, 52rem);
      margin-inline: auto;
      padding: clamp(4rem, 7vw, 6rem) var(--page-pad);
    }

    .service-faq h2 {
      margin-bottom: 2rem;
      font-size: clamp(2rem, 3.5vw, 3rem);
      text-transform: uppercase;
    }

    .service-faq details {
      padding: 1.2rem 0;
      border-top: 1px solid var(--line-light);
    }

    .service-faq details:last-child {
      border-bottom: 1px solid var(--line-light);
    }

    .service-faq summary {
      font-weight: 700;
      cursor: pointer;
    }

    .service-faq details p {
      margin: 0.8rem 0 0;
      color: var(--muted-dark);
    }

    .service-related-links {
      display: flex;
      width: min(100%, 73.75rem);
      align-items: center;
      margin-inline: auto;
      padding: 0 var(--page-pad) clamp(4rem, 7vw, 6rem);
      gap: 0.7rem 1.25rem;
      flex-wrap: wrap;
    }

    .service-related-links span {
      font-weight: 700;
      letter-spacing: 0.08em;
      text-transform: uppercase;
    }

    .service-related-links a {
      display: inline-flex;
      min-height: 3rem;
      align-items: center;
      justify-content: center;
      padding: 0.8rem 1.15rem;
      border: 1px solid var(--charcoal);
      color: var(--charcoal);
      font-size: 0.78rem;
      font-weight: 700;
      letter-spacing: 0.06em;
      text-align: center;
      text-decoration: none;
      text-transform: uppercase;
      transition: color 180ms ease, background-color 180ms ease, border-color 180ms ease;
    }

    .service-related-links a:hover {
      color: var(--off-white);
      background: var(--charcoal);
    }

    .service-related-links a:last-child {
      border-color: var(--copper);
      color: var(--off-white);
      background: var(--copper);
    }

    .service-related-links a:last-child:hover {
      border-color: var(--copper-dark);
      background: var(--copper-dark);
    }

    @media (max-width: 52rem) {
      .service-related-links {
        align-items: stretch;
        flex-direction: column;
      }

      .service-related-links a {
        width: 100%;
      }

      .service-hero-new {
        min-height: 0;
        padding-top: 7rem;
        grid-template-columns: 1fr;
      }

      .service-hero-media {
        max-height: 28rem;
      }

      .service-trust-grid,
      .service-capabilities {
        grid-template-columns: repeat(2, 1fr);
      }

      .service-trust-item:nth-child(3),
      .service-capability:nth-child(3) {
        border-left: 1px solid var(--line-light);
      }

      .service-content-heading,
      .service-method,
      .service-quote-inner {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 39rem) {
      .service-hero-new h1 {
        font-size: clamp(2.5rem, 13vw, 3.5rem);
      }

      .service-trust-grid,
      .service-capabilities,
      .service-before-after,
      .service-method-steps {
        grid-template-columns: 1fr;
      }

      .service-trust-item,
      .service-trust-item:first-child,
      .service-trust-item:nth-child(3),
      .service-capability,
      .service-capability:nth-child(3),
      .service-method-step:nth-child(odd) {
        border-right: 0;
        border-left: 0;
        border-bottom: 1px solid var(--line-light);
      }
    }

    @media (max-width: 60rem) {
      .service-showcase,
      .service-showcase--reverse {
        min-height: 0;
        grid-template-columns: 1fr;
        gap: 2.5rem;
      }

      .service-showcase .service-showcase-copy,
      .service-showcase--reverse .service-showcase-copy {
        order: 1;
      }

      .service-showcase .service-carousel,
      .service-showcase--reverse .service-carousel {
        width: 100%;
        max-width: 35rem;
        order: 2;
      }

      .services-final-cta .services-page-container {
        align-items: start;
        flex-direction: column;
      }
    }

    @media (max-width: 39rem) {
      .services-overview {
        min-height: 22rem;
        padding-top: 7rem;
      }

      .services-overview h1 {
        font-size: clamp(2.5rem, 13vw, 3.4rem);
      }

      .services-quick-nav-inner {
        padding-inline: 0;
      }

      .service-showcase {
        padding-block: 3.5rem;
      }

      .service-detail-link {
        display: block;
        width: fit-content;
        margin: 1.1rem 0 0;
      }

      .service-carousel-controls {
        gap: 0.75rem;
      }
    }

    @media (prefers-reduced-motion: reduce) {
      html {
        scroll-behavior: auto;
      }

      *,
      *::before,
      *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
      }
    }

    /* Intro gate */
    body.intro-locked {
      overflow: hidden;
    }

    .site-content {
      transition: filter 2200ms ease;
    }

    body.intro-locked .site-content {
      filter: brightness(0.82);
    }

    body.intro-revealing .site-content {
      filter: brightness(1);
    }

    .intro-gate {
      position: fixed;
      z-index: 1000;
      inset: 0;
      width: 100vw;
      height: 100dvh;
      overflow: hidden;
      pointer-events: none;
    }

    .intro-gate[hidden] {
      display: none;
    }

    .intro-gate-panel {
      position: absolute;
      inset: 0;
      background:
        linear-gradient(100deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0) 14%, rgba(255, 255, 255, 0) 86%, rgba(255, 255, 255, 0.05) 100%),
        repeating-linear-gradient(90deg, rgba(0, 0, 0, 0) 0, rgba(0, 0, 0, 0) calc(33.333% - 1px), rgba(0, 0, 0, 0.32) calc(33.333% - 1px), rgba(0, 0, 0, 0.32) 33.333%),
        repeating-linear-gradient(180deg, #1b1d21 0px, #1b1d21 34px, #232629 34px, #232629 36px, #17181b 36px, #17181b 38px);
      box-shadow:
        inset 0 0 0 1px rgba(184, 101, 50, 0.28),
        inset 0 0 0 7px rgba(0, 0, 0, 0.3);
      pointer-events: auto;
      will-change: transform;
    }

    .intro-gate-panel::before,
    .intro-gate-panel::after {
      position: absolute;
      top: 0;
      bottom: 0;
      width: clamp(1.1rem, 3vw, 3rem);
      background: linear-gradient(180deg, #20232a, #16181b);
      box-shadow: inset 0 0 0 1px rgba(184, 101, 50, 0.25);
      content: "";
    }

    .intro-gate-panel::before {
      left: 0;
    }

    .intro-gate-panel::after {
      right: 0;
    }

    .intro-gate-rail {
      position: absolute;
      right: 0;
      bottom: 0;
      left: 0;
      height: clamp(0.4rem, 0.8vw, 0.6rem);
      border-top: 1px solid rgba(184, 101, 50, 0.3);
      background: linear-gradient(180deg, #26292e 0%, #101113 100%);
    }

    .intro-gate-ui {
      position: absolute;
      top: 50%;
      left: 50%;
      z-index: 2;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 2rem;
      pointer-events: auto;
      transform: translate(-50%, -50%);
      transition: opacity 300ms ease, transform 300ms ease;
    }

    .intro-gate-logo {
      width: clamp(4.5rem, 9vw, 6.5rem);
      height: auto;
      filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.5));
    }

    .intro-gate-wordmark {
      width: clamp(18rem, 34vw, 24rem);
      max-height: 17rem;
      height: auto;
      object-fit: contain;
      filter: drop-shadow(0 6px 16px rgba(0, 0, 0, 0.45));
    }

    .intro-gate-start {
      display: inline-flex;
      width: 11.25rem;
      min-height: 3.5rem;
      align-items: center;
      justify-content: center;
      gap: 0.75rem;
      padding: 0 1.5rem;
      border: 1px solid var(--copper);
      background: var(--copper);
      color: var(--off-white);
      font-family: var(--text-font);
      font-size: 0.82rem;
      font-weight: 700;
      letter-spacing: 0.18em;
      text-align: center;
      text-transform: uppercase;
      cursor: pointer;
      transition: filter 220ms ease, transform 220ms ease, box-shadow 220ms ease;
    }

    .intro-gate-start-arrow {
      flex: 0 0 auto;
      transition: transform 220ms ease;
    }

    .intro-gate-start:hover,
    .intro-gate-start:focus-visible {
      box-shadow: 0 0.6rem 1.4rem rgba(184, 101, 50, 0.35);
      filter: brightness(1.12);
      transform: translateY(-2px);
    }

    .intro-gate-start:hover .intro-gate-start-arrow,
    .intro-gate-start:focus-visible .intro-gate-start-arrow {
      transform: translateX(4px);
    }

    .intro-gate-start:focus-visible {
      outline: 2px solid var(--off-white);
      outline-offset: 3px;
    }

    .intro-gate.is-opening .intro-gate-ui {
      opacity: 0;
      transform: translate(-50%, -50%) translateY(-8px);
      pointer-events: none;
    }

    .intro-gate.is-sliding .intro-gate-panel {
      transition: transform 2200ms cubic-bezier(0.65, 0, 0.35, 1);
      transform: translate3d(-105%, 0, 0);
    }

    .intro-gate.is-reduced .intro-gate-panel {
      transition: opacity 300ms ease;
      transform: none;
      opacity: 0;
    }

    @media (max-width: 39rem) {
      .intro-gate-panel::before,
      .intro-gate-panel::after {
        width: 0.9rem;
      }

      .intro-gate-ui {
        gap: 1.5rem;
      }

      .intro-gate-wordmark {
        width: min(82vw, 20rem);
      }

      .intro-gate-start {
        width: 10.5rem;
        min-height: 3.375rem;
      }
    }